Based on data from 75 vehicles, 4,680 fuel-ups and 1,180,651 miles of driving, the 2021 Mazda 3 gets a combined Avg MPG of 28.61 with a 0.16 MPG margin of error.

Any Engine Type GAS (1) H4 DIESEL (1) H4 GAS (1) L4 ELECTRIC/GAS (2) L4 GAS (12) V4 GAS (1) V6 GAS (1) Any Body Style Sedan (5) Hatchback (20) Any Submodel Base (32) Turbo AWD Hatchback (32) Other (11)

Below you can see a distribution of the fuel-ups with 62 outliers (1.31%) removed.

Following shows the average MPG of each of the 75 vehicles in the system.

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• My 3

  2021 Mazda 3
  Added Nov 2023 • 33 Fuel-ups

  Property of mrocc6

• 31.5 Avg MPG

• My 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Nov 2023 • 56 Fuel-ups

  Property of zacharyf

• 25.6 Avg MPG

• My 3

  2021 Mazda 3
  Added Jun 2023 • 47 Fuel-ups

  Property of Marbles_Garage

• 31.2 Avg MPG

• 2021 3 Premium

  2021 Mazda 3
  Added Nov 2021 • 193 Fuel-ups

  Property of SlickS21

• 32.3 Avg MPG

• Mazda3

  2021 Mazda 3
  Added Apr 2021 • 152 Fuel-ups

  Property of Ashasemo

• 27.4 Avg MPG

• 2021 Mazda3

  2021 Mazda 3 Automatic 6 Speed Sedan
  Added Jul 2021 • 157 Fuel-ups

  Property of Rjscls

• 35.6 Avg MPG

• Mazda3 2.5 Turbo

  2021 Mazda 3 Turbo AWD Hatchback
  Added Dec 2020 • 204 Fuel-ups

  Property of polird

• 30.2 Avg MPG

• My 3

  2021 Mazda 3
  Added Jan 2022 • 109 Fuel-ups

  Property of chenadam

• 24.7 Avg MPG

• 灰太狼

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2022 • 86 Fuel-ups

  Property of Wallacelau

• 24.2 Avg MPG

• Skoot boot

  2021 Mazda 3 Turbo AWD Hatchback
  Added Aug 2021 • 131 Fuel-ups

  Property of Dschlon

• 29.8 Avg MPG

• My 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Jan 2024 • 17 Fuel-ups

  Property of hcoupe

• 29.1 Avg MPG

• Jessica 2021 Mazda 3

  2021 Mazda 3
  Added May 2021 • 133 Fuel-ups

  Property of moyerd

• 34.6 Avg MPG

• Taz

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2022 • 89 Fuel-ups

  Property of Jlaubers

• 25.4 Avg MPG

• Mazda 3 Exceed

  2021 Mazda 3 L4 ELECTRIC/GAS Manual 6 Speed Hatchback
  Added Aug 2022 • 75 Fuel-ups

  Property of MarcoRss87

• 33.4 Avg MPG

• Mazda 3 Hatchback

  2021 Mazda 3
  Added Nov 2021 • 83 Fuel-ups

  Property of davyd

• 26.7 Avg MPG

• My 3 new

  2021 Mazda 3
  Added Aug 2021 • 165 Fuel-ups

  Property of richc804

• 25.6 Avg MPG

• Sharky

  2021 Mazda 3 Turbo AWD Hatchback
  Added Mar 2023 • 53 Fuel-ups

  Property of holdtheairin

• 1.3 Avg MPG

• Turbo

  2021 Mazda 3 Turbo AWD Hatchback
  Added Apr 2021 • 172 Fuel-ups

  Property of dk1219

• 29.2 Avg MPG

• 2021 Mazda 3 2.5L Turbo AWD

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2021 • 148 Fuel-ups

  Property of tommyz

• 26.0 Avg MPG

• My Mazda3 Turbo

  2021 Mazda 3 AWD Turbo Sedan PP
  Added Dec 2020 • 114 Fuel-ups

  Property of Juker72

• 29.7 Avg MPG

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